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Individual Calculations January 2019 |
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| Rayes, Abdul Kader Total change: 4.80 | |   |
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| Arab Indv. Chess Championship 2018(Open) | Dubai | UAE | 2018-11-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2239 | 2214 | 4.50 | 9 | 0.24 | 20 | 4.80 | |
|  Hamdouchi, Hicham | g | | 2594 | MAR | 0.50 | 1 | 0.41 | 20 | 8.20 | |  Ibrahim, Alsalos | | | 1891 | JOR | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Tissir, Mohamed | m | | 2387 | MAR | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Nassr, Ali | m | | 2263 | ALG | 0.50 | 1 | 0.07 | 20 | 1.40 | | | Al Hosani, Omran | f | | 2211 | UAE | 0.50 | 1 | 0.00 | 20 | 0.00 | | | Aborezika, Mohamed | | | 2060 | LBA | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Asabri, Hussien | f | | 2212 | LBA | 0.50 | 1 | 0.00 | 20 | 0.00 | | | El Gindy, Essam | g | | 2457 | EGY | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Al Ghamdi, Ahmed M | c | | 2075 | KSA | 0.50 | 1 | -0.19 | 20 | -3.80 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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